After being collectively demonized during the last three-plus years of economic downfall, the wizards of Wall Street may need a little public support (and some financial support), suggests none other than Warren Buffett.

Buffett, making the media rounds this weekend, saying his company, Berkshire-Hathaway is poised to invest “billions and billions” of dollars in U.S. plants and will continue its support for the embattled Bank of America.

As for cash-strapped Europe and its unfolding financial issues, Buffett says he unloaded his European holdings last year and would not be a good source of future capital for bankers there.

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